Manufacturer, Supplier & Exporter of Tri-Clover Diaphragm Valve

The Tri-Clover Diaphragm Valve is a highly reliable and hygienic valve solution commonly used in industries such as pharmaceuticals, food and beverage, dairy, biotechnology, and cosmetics. It is designed to control the flow of liquids, gases, or slurries in sanitary piping systems where cleanliness and sterility are critical. These valves feature a Tri-Clover (Tri-Clamp) end connection, allowing easy assembly and disassembly, which makes them ideal for applications requiring frequent cleaning or sterilization.

Riddhi Siddhi Impex, a trusted manufacturer and domestic supplier of Tri-Clover Diaphragm Valves, is based in Mumbai, India. The company specializes in providing stainless steel sanitary valves and fittings engineered to meet stringent industry standards. Their diaphragm valves are made from SS 304 and SS 316L, with FDA-approved elastomer diaphragms such as EPDM, PTFE, or silicone, offering excellent resistance to corrosion, chemicals, and high temperatures. Each valve is tested for pressure, sealing integrity, and durability.

These Tri-Clover Diaphragm Valves are available in both manual and pneumatic actuation types. The design prevents contamination by isolating the working parts of the valve from the process media using a flexible diaphragm, ensuring complete sterility. Riddhi Siddhi Impex offers these valves in sizes ranging from ½” to 4” with options for two-way, T-type, and multi-port configurations depending on process requirements. The internal surfaces are polished to Ra < 0.4 µm, meeting ASME BPE and 3A sanitary standards.

Riddhi Siddhi Impex has established itself as a domestic supplier of Tri-Clover Diaphragm Valves in major Indian cities including Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, and Rajkot. These urban industrial hubs require precision and hygienic valve solutions for their expanding pharmaceutical and food processing plants, where the diaphragm valve's contamination-free operation is a key advantage.

The company also serves Tier-2 and Tier-3 cities like Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, and Chandigarh, which are rapidly developing industrial zones. With local supply chains and robust logistics, Riddhi Siddhi Impex ensures timely delivery and on-site support, helping manufacturers and processors maintain hygienic operations with minimal downtime.

Tri-Clover Diaphragm Valve – Specifications & Technical Data

1. General Specification

Property	Specification
Type	Sanitary Tri-Clover Diaphragm Valve (Manual or Pneumatic)
Connection	Tri-Clover / Tri-Clamp ends
Body Material	SS 304 / SS 316 / SS 316L
Diaphragm Material	EPDM, PTFE, Silicone (FDA compliant)
Pressure Rating	Max. 10 bar (standard), higher on request
Temperature Range	-10°C to 150°C (depends on diaphragm)
Surface Finish	Ra ≤ 0.4 μm (electropolished)
Operation	Handwheel / Pneumatic actuator / Control head
Certifications	3A, ASME BPE, ISO, FDA, EN 10204 3.1

2. Chemical Composition (Typical for SS 316L)

Element	Composition (%)
Carbon (C)	≤ 0.03
Chromium (Cr)	16.0 – 18.0
Nickel (Ni)	10.0 – 14.0
Molybdenum (Mo)	2.0 – 3.0
Manganese (Mn)	≤ 2.00
Silicon (Si)	≤ 1.00
Phosphorus (P)	≤ 0.045
Sulfur (S)	≤ 0.030

3. Mechanical Properties (for SS 316L)

Property	Value
Tensile Strength	≥ 485 MPa
Yield Strength (0.2%)	≥ 170 MPa
Elongation	≥ 40%
Hardness (Brinell)	≤ 217 HB
Density	7.98 g/cm³

4. Dimension Chart (Sample Sizes)

Size (Inch)	Clamp OD (mm)	Face-to-Face Length (mm)	Height (mm)
½"	25.4	90	110
1"	50.5	100	120
1.5"	50.5	110	130
2"	64	120	140
2.5"	77.5	140	160
3"	91	150	175
4"	119	180	200

5. Equivalent Grades

Standard	Equivalent Grade
ASTM	A351 CF8M / A182 F316L
DIN	1.4404
EN	X2CrNiMo17-12-2
JIS	SUS316L

6. Equivalent Standards

Standard	Description
ASME BPE	Bioprocessing Equipment Standard
3A Sanitary	Dairy/Food Sanitary Design Standard
ISO 1127	Hygienic Stainless Steel Tubing
DIN 11866	Stainless Steel Tube for Food & Pharma

7. Other Types of Diaphragm Valves

Type	Description	Application
2-Way Diaphragm Valve	Straight flow path with diaphragm control	Basic on/off control in pipelines
3-Way Diaphragm Valve	Allows diversion or mixing of media	Sampling or distribution systems
Zero Dead Leg Valve	Minimizes product hold-up and contamination	Pharmaceutical applications
Pneumatic Diaphragm Valve	Automated valve with air actuator	Automated process lines
Manual Handwheel Valve	Operated manually for flow control	Laboratory, pilot plants

In the southern and western regions of India, cities like Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, and Nashik are increasingly turning to Tri-Clover Diaphragm Valves due to their clean-in-place (CIP) and steam-in-place (SIP) capabilities, which reduce manual cleaning time and increase productivity in sterile processing.

8. Frequently Asked Questions (FAQs)

Q1: What is the purpose of a Tri-Clover Diaphragm Valve?

A1: It controls sterile fluid flow by isolating the process media from the actuator using a flexible diaphragm, making it ideal for hygienic industries.

Q2: Which industries commonly use diaphragm valves?

A2: Pharmaceuticals, food processing, dairy, cosmetics, and biotech use these valves for contamination-free and cleanable flow control.

Q3: Can I get valves in different diaphragm materials?

A3: Yes. We offer diaphragms in PTFE, EPDM, silicone, and other FDA-compliant elastomers to suit chemical, thermal, or pressure requirements.

Q4: Do you supply across Indian cities?

A4: Yes, Riddhi Siddhi Impex supplies across India, including cities like Mumbai, Pune, Bengaluru, Surat, Vadodara, Dahej, Udaipur, Coimbatore, and many more.